Home / 1,656,315-2,482,997.40-645,200.46

Finding the Fourth Proportional to 1,656,315, 2,482,997.40 and 645,200.46

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Solution

The fourth proportional to 1,656,315, 2,482,997.40 and 645,200.46 is: 967,226.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,315 : 2,482,997.40 = 645,200.46 : x
  2. Step 2: Convert to fraction form
    1,656,315/2,482,997.40 = 645,200.46/x
  3. Step 3: Cross multiply
    1,656,315x = 2,482,997.40 × 645,200.46
  4. Step 4: Simplify right side
    1,656,315x = 1,602,031,064,658.80
  5. Step 5: Solve for x
    x = 1,602,031,064,658.80/1,656,315
  6. Step 6: Final answer
    x = 967,226.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.